54420638 has 8 divisors (see below), whose sum is σ = 86432832. Its totient is φ = 25609696.

The previous prime is 54420581. The next prime is 54420649. The reversal of 54420638 is 83602445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800270 + ... + 800337.

It is an arithmetic number, because the mean of its divisors is an integer number (10804104).

Almost surely, 2^54420638 is an apocalyptic number.

54420638 is a deficient number, since it is larger than the sum of its proper divisors (32012194).

54420638 is a wasteful number, since it uses less digits than its factorization.

54420638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600626.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 54420638 is about 7377.0344990382. The cubic root of 54420638 is about 378.9552048013.

The spelling of 54420638 in words is "fifty-four million, four hundred twenty thousand, six hundred thirty-eight".